51 And on that very day the LORD brought the Israelites out of Egypt by their divisions.

Read Exodus 12:51 Using Other Translations

And it came to pass the selfsame day, that the LORD did bring the children of Israel out of the land of Egypt by their armies.
And on that very day the LORD brought the people of Israel out of the land of Egypt by their hosts.
On that very day the LORD brought the people of Israel out of the land of Egypt like an army.